The Following Table Presents the Numbers of Customers Who -

question 21

Essay

The following table presents the numbers of customers who - after 2 weeks of use satisfied or dissatisfied with their newly-purchased computers.
$\begin{array}{ccccc}\hline & \text { Brand A } & \text { Brand B } & \text { Brand C } & \text { Brand D } \\\hline \text { Satisfied } & 40 & 36 & 29 & 34 \\\text { Dissatisfied } & 11 & 16 & 11 & 7 \\\hline\end{array}$

Can you conclude that the the satisfaction rate is related to the brand of computer? the $\alpha = 0.05$ level of significance.

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Definitions:

Trait Approach

A method in psychology used to study personality, focusing on the identification and measurement of specific psychological characteristics.

Personality

A unique set of emotional, thought, and behavioral patterns that define an individual's character and influence their interaction with the environment.

Rational

Based on reason or logic; capable of making reasoned decisions.

Freud

Sigmund Freud was an Austrian neurologist and the founder of psychoanalysis, a clinical method for treating psychopathology through dialogue between a patient and a psychoanalyst.